Is Grape Seed Skin Hydration Randomized Trial safe?

Updated October 2026

Quick Answer

Grape Seed Skin Hydration Randomized Trial has evidence relevant to safety, limits, and clinician-discussion contexts, but conclusions should stay close to the cited sources. One representative finding is: Clinical improvements on both investigator- and subject-rated outcomes were found for the following parameters: erythema, hydration, radiance, and overall appearance (P Conclusion The use of an oral supplement based on a unique biomarine complex, vitamin C, grape seed extract, zinc, and tomato extract produced improvements in the signs of skin aging in men.

Key Takeaways

  • 01Clinical improvements on both investigator- and subject-rated outcomes were found for the following parameters: erythema, hydration, radiance, and overall appearance (P Conclusion The use of an oral supplement based on a unique biomarine complex, vitamin C, grape seed extract, zinc, and tomato extract produced improvements in the signs of skin aging in men. [Costa A (2015)]
  • 02Background Skin aging is a natural process that may be aggravated by environmental factors. [Costa A (2015)]
  • 03Topical products are the conventional means to combat aging; however, the use of oral supplements is on the rise to assist in the management of aged skin. [Costa A (2015)]
The current Migaku evidence database contains 1 reusable source document for Grape Seed Skin Hydration Randomized Trial. This answer focuses on safety, limits, and clinician-discussion contexts. - Clinical improvements on both investigator- and subject-rated outcomes were found for the following parameters: erythema, hydration, radiance, and overall appearance (P Conclusion The use of an oral supplement based on a unique biomarine complex, vitamin C, grape seed extract, zinc, and tomato extract produced improvements in the signs of skin aging in men. [Costa A (2015); evidence level 4] - Background Skin aging is a natural process that may be aggravated by environmental factors. [Costa A (2015); evidence level 4] - Topical products are the conventional means to combat aging; however, the use of oral supplements is on the rise to assist in the management of aged skin. [Costa A (2015); evidence level 4] Evidence levels are sorting aids, not final clinical grades. Level 1 usually indicates systematic-review style evidence, level 2 indicates randomized trials or public-health guidance, and lower levels need more cautious wording. This page is educational. People with medical conditions, pregnancy, medication use, or unusual symptoms should ask a qualified clinician before changing supplements, medication, or treatment routines.

Sources

  1. Assessment of clinical effects and safety of an oral supplement based on marine protein, vitamin C, grape seed extract, zinc, and tomato extract in the improvement of visible signs of skin aging in men.